Why GM truck owners are demanding thicker oil in future V8 engines

Several GM truck models were recalled due to engine issues, something that users say might have ben a result of the use of low-viscosity motor oil.
AutoGuide

People Are Suing GM Over Its Defective 6.2-Liter L87 V8 Engine

11 lawsuits over GM’s 6.2L L87 V8 have been consolidated into a single class action, centered on engine failures tied to crankshaft and connecting-rod defects. More than 700,000 GM trucks and SUVs ...
The Drive

GM’s Broken 6.2L V8s Are Stranding Owners for Weeks as Replacement Engine Pipeline Dries Up

General Motors is now the subject of an NHTSA investigation after more than a thousand complaints were logged over sudden and catastrophic failure of some of its “L87” 6.2-liter V8s—a core power plant ...
AutoGuide

GM's Recalled 6.2L V8s Are Still Blowing Up Even After Being 'Fixed'

Federal regulators have opened a new inquiry after receiving 36 complaints alleging engine failures in GM vehicles even after the L87 6.2-liter V8 recall repair was completed. The recall remedy ...
Carscoops

Did GM Know Your V8 Was Doomed?

It didn’t take long for General Motors to go from announcing a massive recall to facing a class action lawsuit. Just a few weeks after GM recalled nearly 600,000 trucks and SUVs in the States due to ...
GM Authority

GM 6.2L V8 L87 Engines That Need New Oil Viscosity, And Those That Don’t

Following a series of lawsuits, investigations, and engine replacements, GM issued a safety recall for certain full-size trucks and SUVs affected by an issue with the 6.2L V8 L87 engine. The problem ...
Carscoops

Drivers Say GM Fixed Their V8s, But The Engines Still Died

GM’s engine problems continue to grow as the National Highway Traffic Safety Administration’s Office of Defects Investigation is looking into dozens of reports about engine failures. These have ...
Jalopnik

The Biggest Differences Between The 5.3 And 6.2 GM Engines

What's the biggest difference between General Motors' 5.3-liter and 6.2-liter V8s? 0.9 liters. Goodnight! Alright, 5.3s and 6.2s contrast more than that, and quite a bit, too. There's plenty to ...